Home / 57,102.85-85,653.79-44,633.36

Finding the Fourth Proportional to 57,102.85, 85,653.79 and 44,633.36

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Solution

The fourth proportional to 57,102.85, 85,653.79 and 44,633.36 is: 66,949.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,102.85 : 85,653.79 = 44,633.36 : x
  2. Step 2: Convert to fraction form
    57,102.85/85,653.79 = 44,633.36/x
  3. Step 3: Cross multiply
    57,102.85x = 85,653.79 × 44,633.36
  4. Step 4: Simplify right side
    57,102.85x = 3,823,016,444.43
  5. Step 5: Solve for x
    x = 3,823,016,444.43/57,102.85
  6. Step 6: Final answer
    x = 66,949.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.